JP2010507037A - ディーゼル排出物質を減少させるためのデュアルインジェクタ装置 - Google Patents
ディーゼル排出物質を減少させるためのデュアルインジェクタ装置 Download PDFInfo
- Publication number
- JP2010507037A JP2010507037A JP2009532405A JP2009532405A JP2010507037A JP 2010507037 A JP2010507037 A JP 2010507037A JP 2009532405 A JP2009532405 A JP 2009532405A JP 2009532405 A JP2009532405 A JP 2009532405A JP 2010507037 A JP2010507037 A JP 2010507037A
- Authority
- JP
- Japan
- Prior art keywords
- injector
- reagent
- injection
- threshold
- flow rate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000009977 dual effect Effects 0.000 title abstract description 15
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 claims abstract description 27
- 239000004202 carbamide Substances 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims abstract description 26
- 239000012530 fluid Substances 0.000 claims abstract description 15
- 239000003153 chemical reaction reagent Substances 0.000 claims description 110
- 238000002347 injection Methods 0.000 claims description 53
- 239000007924 injection Substances 0.000 claims description 53
- 239000003054 catalyst Substances 0.000 claims description 28
- 229930195733 hydrocarbon Natural products 0.000 claims description 27
- 150000002430 hydrocarbons Chemical class 0.000 claims description 26
- 239000004215 Carbon black (E152) Substances 0.000 claims description 19
- 238000011144 upstream manufacturing Methods 0.000 claims description 18
- 238000010531 catalytic reduction reaction Methods 0.000 claims description 6
- 230000007423 decrease Effects 0.000 claims description 6
- 125000001183 hydrocarbyl group Chemical group 0.000 claims 1
- 230000000977 initiatory effect Effects 0.000 claims 1
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 abstract description 37
- 239000007789 gas Substances 0.000 abstract description 23
- QGZKDVFQNNGYKY-UHFFFAOYSA-N ammonia Natural products N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 15
- 229910021529 ammonia Inorganic materials 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000009467 reduction Effects 0.000 description 5
- 238000006722 reduction reaction Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000002283 diesel fuel Substances 0.000 description 3
- 230000008929 regeneration Effects 0.000 description 3
- 238000011069 regeneration method Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 229910021536 Zeolite Inorganic materials 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 229910000510 noble metal Inorganic materials 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 229910052720 vanadium Inorganic materials 0.000 description 2
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 2
- 239000010457 zeolite Substances 0.000 description 2
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 230000003542 behavioural effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002663 nebulization Methods 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
- F01N3/0821—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents combined with particulate filters
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/023—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles
- F01N3/025—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles using fuel burner or by adding fuel to exhaust
- F01N3/0253—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles using fuel burner or by adding fuel to exhaust adding fuel to exhaust gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
- F01N3/0814—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents combined with catalytic converters, e.g. NOx absorption/storage reduction catalysts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
- F01N3/0871—Regulation of absorbents or adsorbents, e.g. purging
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
- F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
- F01N3/2066—Selective catalytic reduction [SCR]
- F01N3/208—Control of selective catalytic reduction [SCR], e.g. dosing of reducing agent
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/24—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by constructional aspects of converting apparatus
- F01N3/36—Arrangements for supply of additional fuel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/02—Adding substances to exhaust gases the substance being ammonia or urea
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/03—Adding substances to exhaust gases the substance being hydrocarbons, e.g. engine fuel
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/14—Arrangements for the supply of substances, e.g. conduits
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/14—Arrangements for the supply of substances, e.g. conduits
- F01N2610/1453—Sprayers or atomisers; Arrangement thereof in the exhaust apparatus
- F01N2610/146—Control thereof, e.g. control of injectors or injection valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2610/00—Adding substances to exhaust gases
- F01N2610/14—Arrangements for the supply of substances, e.g. conduits
- F01N2610/1473—Overflow or return means for the substances, e.g. conduits or valves for the return path
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
- F01N2900/06—Parameters used for exhaust control or diagnosing
- F01N2900/08—Parameters used for exhaust control or diagnosing said parameters being related to the engine
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
- F01N2900/06—Parameters used for exhaust control or diagnosing
- F01N2900/18—Parameters used for exhaust control or diagnosing said parameters being related to the system for adding a substance into the exhaust
- F01N2900/1806—Properties of reducing agent or dosing system
- F01N2900/1814—Tank level
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Exhaust Gas After Treatment (AREA)
- Processes For Solid Components From Exhaust (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Treating Waste Gases (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US85110406P | 2006-10-11 | 2006-10-11 | |
PCT/US2007/021711 WO2008045499A2 (en) | 2006-10-11 | 2007-10-11 | Dual injector system for diesel emissions control |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013013088A Division JP2013083269A (ja) | 2006-10-11 | 2013-01-28 | ディーゼル排出物質を減少させるための方法 |
JP2014168240A Division JP2014238095A (ja) | 2006-10-11 | 2014-08-21 | ディーゼル排出物質を減少させるためのデュアルインジェクタ装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2010507037A true JP2010507037A (ja) | 2010-03-04 |
Family
ID=39283448
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009532405A Pending JP2010507037A (ja) | 2006-10-11 | 2007-10-11 | ディーゼル排出物質を減少させるためのデュアルインジェクタ装置 |
JP2013013088A Pending JP2013083269A (ja) | 2006-10-11 | 2013-01-28 | ディーゼル排出物質を減少させるための方法 |
JP2014168240A Pending JP2014238095A (ja) | 2006-10-11 | 2014-08-21 | ディーゼル排出物質を減少させるためのデュアルインジェクタ装置 |
Family Applications After (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013013088A Pending JP2013083269A (ja) | 2006-10-11 | 2013-01-28 | ディーゼル排出物質を減少させるための方法 |
JP2014168240A Pending JP2014238095A (ja) | 2006-10-11 | 2014-08-21 | ディーゼル排出物質を減少させるためのデュアルインジェクタ装置 |
Country Status (9)
Country | Link |
---|---|
US (1) | US8109077B2 (ko) |
EP (1) | EP2078141B1 (ko) |
JP (3) | JP2010507037A (ko) |
KR (1) | KR101399049B1 (ko) |
CN (1) | CN101573512B (ko) |
BR (1) | BRPI0719237A2 (ko) |
CA (1) | CA2666333C (ko) |
MX (1) | MX2009003860A (ko) |
WO (1) | WO2008045499A2 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013519842A (ja) * | 2010-02-17 | 2013-05-30 | テンネコ・オートモティブ・オペレーティング・カンパニー・インコーポレイテッド | 乗り物搭載窒素酸化物後処理システム |
Families Citing this family (52)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2447044B (en) * | 2007-02-28 | 2011-09-21 | Scion Sprays Ltd | An injection system for an internal combustion engine |
JP4656071B2 (ja) * | 2007-03-01 | 2011-03-23 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
JP2009197603A (ja) * | 2008-02-19 | 2009-09-03 | Isuzu Motors Ltd | 燃料噴射制御装置 |
US7896645B2 (en) * | 2008-05-30 | 2011-03-01 | Universal Cleanair Technologies | Three phased combustion system |
DE102009035940C5 (de) * | 2009-08-03 | 2017-04-20 | Cummins Ltd. | SCR-Abgasnachbehandlungseinrichtung |
CN102892984B (zh) * | 2010-05-12 | 2015-03-18 | 丰田自动车株式会社 | 内燃机的排气净化系统 |
JP5131388B2 (ja) * | 2010-05-20 | 2013-01-30 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
US8551432B2 (en) * | 2010-06-04 | 2013-10-08 | International Engine Intellectual Property Company, Llc. | System and method for injecting ammonia into an exhaust gas stream |
SE535631C2 (sv) * | 2010-06-21 | 2012-10-23 | Scania Cv Ab | Förfarande vid förekomst av luft i ett HC-doseringssystem och motsvarande HC-doseringssystem |
US8776503B2 (en) * | 2010-09-20 | 2014-07-15 | GM Global Technology Operations LLC | Method and apparatus for monitoring a reductant injection system in an exhaust aftertreatment system |
FR2966872B1 (fr) | 2010-11-02 | 2012-11-16 | Peugeot Citroen Automobiles Sa | Procede de controle d'un systeme de reduction catalytique selective pour un vehicule et vehicule correspondant |
GB2492356A (en) * | 2011-06-28 | 2013-01-02 | Gm Global Tech Operations Inc | Exhaust gas treatment system with fuel and urea injection |
US8635854B2 (en) | 2011-08-05 | 2014-01-28 | Tenneco Automotive Operating Company Inc. | Reductant injection control system |
US20130047581A1 (en) * | 2011-08-24 | 2013-02-28 | Joseph G. Ralph | Reagent Dosing System |
US8701389B2 (en) | 2011-12-06 | 2014-04-22 | Tenneco Automotive Operating Company Inc. | Reagent injector control system |
US20130343959A1 (en) * | 2012-06-21 | 2013-12-26 | Tenneco Automotive Operating Company Inc. | Common rail reductant injection system |
US20140166141A1 (en) * | 2012-12-13 | 2014-06-19 | Tenneco Automotive Operating Company Inc. | Reductant Injection System with Control Valve |
US9222388B2 (en) | 2013-02-28 | 2015-12-29 | Tenneco Automotive Operating Company Inc. | Urea common rail |
US20140260190A1 (en) * | 2013-03-13 | 2014-09-18 | Tenneco Automotive Operating Company Inc. | Exhaust Aftertreatment Control System And Method For Maximizing Fuel Efficiency While Reducing Emissions |
US9016043B2 (en) | 2013-03-14 | 2015-04-28 | Tenneco Automotive Operating Company Inc. | Exhaust treatment system with urea temperature rationality diagnostic |
WO2014175885A1 (en) * | 2013-04-25 | 2014-10-30 | International Engine Intellectual Property Company, Llc | Nh3 flow measurement |
US9869226B2 (en) | 2013-06-07 | 2018-01-16 | Peerless Mfg. Co. | System and method for sequential injection of reagent to reduce NOx from combustion sources |
FR3007793B1 (fr) * | 2013-07-01 | 2015-07-17 | Peugeot Citroen Automobiles Sa | Ligne d'echappement apte a depolluer des gaz d'echappement selon deux modes de fonctionnement |
US9221014B2 (en) | 2013-11-20 | 2015-12-29 | Tenneco Automotive Operating Company Inc. | Fluid injection control system |
US9192892B2 (en) | 2014-01-16 | 2015-11-24 | Cummins Emission Solutions, Inc. | Selective dosing module control system |
FR3020831B1 (fr) * | 2014-05-06 | 2021-10-15 | Peugeot Citroen Automobiles Sa | Vehicule automobile a fonction de depollution a basses temperatures |
FR3020833B1 (fr) * | 2014-05-06 | 2016-05-20 | Peugeot Citroen Automobiles Sa | Vehicule automobile a maintien de fonction de depollution |
WO2015188329A1 (en) | 2014-06-11 | 2015-12-17 | Tenneco Automotive Operating Company Inc. | Fluid delivery system with line pressure control valve |
GB2546179B (en) | 2014-07-18 | 2020-08-26 | Cummins Emission Solutions Inc | Exhaust after-treatment with dual closed-loop reductant dosers |
US10202883B2 (en) | 2014-11-21 | 2019-02-12 | Tenneco (Suzhou) Emission System Co., Ltd. | Common rail assembly, urea injection system and application thereof |
CN105673154B (zh) | 2014-11-21 | 2019-11-08 | 天纳克(苏州)排放系统有限公司 | 共轨、该共轨的应用、尿素喷射系统及其控制方法 |
US9512763B2 (en) * | 2014-12-05 | 2016-12-06 | Caterpillar Inc. | Diesel exhaust fluid dosing system for diesel engine aftertreatment module |
GB2537598B (en) * | 2015-04-13 | 2017-09-13 | Perkins Engines Co Ltd | Method of controlling an engine system |
US10577994B2 (en) | 2015-06-24 | 2020-03-03 | Cummins Emission Solutions Inc. | Control of multiple reductant insertion assemblies using a single controller |
SE539133C2 (sv) | 2015-08-27 | 2017-04-11 | Scania Cv Ab | Avgasbehandlingssystem och förfarande för behandling av en avgasström |
WO2017034583A1 (en) | 2015-08-27 | 2017-03-02 | Cummins Emission Solutions Inc. | Particulate matter sensor with engineered particle size cut-point |
SE539129C2 (en) | 2015-08-27 | 2017-04-11 | Scania Cv Ab | Process and system for processing a single stream combustion exhaust stream |
US9644516B1 (en) | 2015-10-16 | 2017-05-09 | Cummins Emission Solutions Inc. | Mounting plate for mounting injectors and directing reductant flow in exhaust conduits |
US9903247B2 (en) * | 2015-12-31 | 2018-02-27 | Cummins Emission Solutions Inc. | Reductant apportionment for multi-dosing architectures |
KR101795394B1 (ko) | 2016-05-25 | 2017-12-01 | 현대자동차 주식회사 | 배기 시스템 및 우레아 공급량 제어 방법 |
CN106050369B (zh) * | 2016-06-12 | 2019-03-08 | 山东康钧环保科技有限公司 | 一种scr后处理系统尿素供给装置及处理方法 |
DE102016218710A1 (de) * | 2016-09-28 | 2018-03-29 | Bayerische Motoren Werke Aktiengesellschaft | Verfahren zum Entleeren einer Abgasnachbehandlungsvorrichtung |
WO2018171213A1 (zh) * | 2017-03-20 | 2018-09-27 | 天纳克(苏州)排放系统有限公司 | 尾气后处理系统 |
CN108625942A (zh) * | 2017-03-20 | 2018-10-09 | 天纳克(苏州)排放系统有限公司 | 尾气后处理系统 |
BR112019021375A2 (pt) * | 2017-04-13 | 2020-05-05 | Cummins Emission Solutions Inc | módulo de dosagem para uso em sistemas de tratamento de gases de escape para motores de combustão interna |
DE112018003392T5 (de) | 2017-08-02 | 2020-03-19 | Robert Bosch Gmbh | Konzept von mehrfach-def-einspritzung zur reduzierung des risikos der ausbildung von festen ablagerungen in dieselnachbehandlungssystemen |
US10954840B2 (en) | 2017-08-02 | 2021-03-23 | Robert Bosch Gmbh | Def injection strategy for multiple injection systems |
US10746071B2 (en) * | 2018-05-01 | 2020-08-18 | Caterpillar Inc. | Engine aftertreatment system |
US10787945B2 (en) | 2018-05-30 | 2020-09-29 | Caterpillar Inc. | Urea deposit growth thermal management via multi-zone alternating variable diesel exhaust fluid injection utilizing a physics-based deposit growth and decay model |
US11525380B2 (en) * | 2019-01-11 | 2022-12-13 | Cummins Emission Solutions Inc. | Aftertreatment system with multiple dosing modules |
US11208934B2 (en) | 2019-02-25 | 2021-12-28 | Cummins Emission Solutions Inc. | Systems and methods for mixing exhaust gas and reductant |
WO2023000166A1 (en) * | 2021-07-20 | 2023-01-26 | Robert Bosch Gmbh | Exhaust after-treatment system, operating method thereof and computer program product |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11165043A (ja) * | 1997-12-04 | 1999-06-22 | Hitachi Zosen Corp | 廃棄物焼却炉の排ガス処理方法 |
JP2000008833A (ja) * | 1998-06-22 | 2000-01-11 | Toyota Motor Corp | 内燃機関の排気浄化装置 |
JP2000265828A (ja) * | 1999-03-11 | 2000-09-26 | Toyota Motor Corp | 内燃機関の排気浄化装置 |
WO2003054364A2 (en) * | 2001-12-20 | 2003-07-03 | Johnson Matthey Public Limited Company | Method and apparatus for filtering partriculate matter and selective catalytic reduction of nox |
US20040098979A1 (en) * | 2002-11-21 | 2004-05-27 | Hammerle Robert Henry | Exhaust gas aftertreatment systems |
JP2004532374A (ja) * | 2001-06-12 | 2004-10-21 | ダイムラークライスラー・アクチェンゲゼルシャフト | 還元剤供給部付き排気ガス浄化ユニット |
JP2006009606A (ja) * | 2004-06-23 | 2006-01-12 | Hino Motors Ltd | 還元剤供給装置 |
WO2006008625A1 (en) * | 2004-07-14 | 2006-01-26 | Eaton Corporation | Hybrid catalyst system for exhaust emissions reduction |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4871410U (ko) * | 1971-12-10 | 1973-09-07 | ||
JP2793415B2 (ja) * | 1992-02-04 | 1998-09-03 | 日野自動車工業株式会社 | エンジン排ガス中のNOx低減装置 |
US6361754B1 (en) | 1997-03-27 | 2002-03-26 | Clean Diesel Technologies, Inc. | Reducing no emissions from an engine by on-demand generation of ammonia for selective catalytic reduction |
US6048510A (en) | 1997-09-30 | 2000-04-11 | Coal Tech Corporation | Method for reducing nitrogen oxides in combustion effluents |
JP3482874B2 (ja) | 1998-05-28 | 2004-01-06 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
US6279603B1 (en) * | 1998-10-01 | 2001-08-28 | Ambac International | Fluid-cooled injector |
US6125629A (en) | 1998-11-13 | 2000-10-03 | Engelhard Corporation | Staged reductant injection for improved NOx reduction |
US6182443B1 (en) * | 1999-02-09 | 2001-02-06 | Ford Global Technologies, Inc. | Method for converting exhaust gases from a diesel engine using nitrogen oxide absorbent |
US6182444B1 (en) | 1999-06-07 | 2001-02-06 | Ford Global Technologies, Inc. | Emission control system |
JP3617450B2 (ja) * | 2000-12-20 | 2005-02-02 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
CA2466181A1 (en) | 2001-11-09 | 2003-05-15 | Clean Diesel Technologies, Inc. | Continuously-variable control of pollution reducing chemicals for combustion sources |
AU2003299644A1 (en) | 2002-12-17 | 2004-07-22 | Clean Diesel Technologies, Inc. | Nox control for ic engines |
US6761025B1 (en) | 2002-12-19 | 2004-07-13 | Caterpillar Inc. | Enhanced ammonia feed control for selective catalytic reduction |
JP4141916B2 (ja) * | 2003-07-10 | 2008-08-27 | 住友ベークライト株式会社 | 生体組織接着剤塗布用具 |
US7047784B2 (en) | 2003-08-12 | 2006-05-23 | Belco Industries, Inc. | Hot cut aluminum billet saw |
JP2005207289A (ja) | 2004-01-22 | 2005-08-04 | Hino Motors Ltd | ディーゼルエンジンの排気管燃料添加方式 |
US7467749B2 (en) * | 2004-04-26 | 2008-12-23 | Tenneco Automotive Operating Company Inc. | Methods and apparatus for injecting atomized reagent |
US20060013704A1 (en) | 2004-06-30 | 2006-01-19 | Teruya Sawada | Liquid aeration delivery apparatus |
SE0402499L (sv) * | 2004-10-13 | 2006-02-21 | Volvo Lastvagnar Ab | Motordrivet fordon och metod med fragmenterad insprutning av kolväten för optimerad oxidering av kvävemonoxid i avgasefterbehandlingssystem |
JP2006125247A (ja) * | 2004-10-27 | 2006-05-18 | Hitachi Ltd | エンジンの排気ガス浄化方法及び排気ガス浄化装置 |
WO2006050318A1 (en) * | 2004-10-29 | 2006-05-11 | Philip Morris Usa Inc. | Reducing agent metering system for reducing nox in lean burn internal combustion engines |
WO2006066043A1 (en) | 2004-12-15 | 2006-06-22 | Donaldson Company, Inc. | Control for an engine exhaust treatment system |
-
2007
- 2007-10-10 US US11/870,012 patent/US8109077B2/en not_active Expired - Fee Related
- 2007-10-11 JP JP2009532405A patent/JP2010507037A/ja active Pending
- 2007-10-11 CN CN2007800381459A patent/CN101573512B/zh not_active Expired - Fee Related
- 2007-10-11 MX MX2009003860A patent/MX2009003860A/es active IP Right Grant
- 2007-10-11 EP EP07852654.8A patent/EP2078141B1/en not_active Not-in-force
- 2007-10-11 CA CA2666333A patent/CA2666333C/en not_active Expired - Fee Related
- 2007-10-11 BR BRPI0719237-1A patent/BRPI0719237A2/pt not_active IP Right Cessation
- 2007-10-11 WO PCT/US2007/021711 patent/WO2008045499A2/en active Application Filing
- 2007-10-11 KR KR1020097007509A patent/KR101399049B1/ko not_active IP Right Cessation
-
2013
- 2013-01-28 JP JP2013013088A patent/JP2013083269A/ja active Pending
-
2014
- 2014-08-21 JP JP2014168240A patent/JP2014238095A/ja active Pending
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11165043A (ja) * | 1997-12-04 | 1999-06-22 | Hitachi Zosen Corp | 廃棄物焼却炉の排ガス処理方法 |
JP2000008833A (ja) * | 1998-06-22 | 2000-01-11 | Toyota Motor Corp | 内燃機関の排気浄化装置 |
JP2000265828A (ja) * | 1999-03-11 | 2000-09-26 | Toyota Motor Corp | 内燃機関の排気浄化装置 |
JP2004532374A (ja) * | 2001-06-12 | 2004-10-21 | ダイムラークライスラー・アクチェンゲゼルシャフト | 還元剤供給部付き排気ガス浄化ユニット |
WO2003054364A2 (en) * | 2001-12-20 | 2003-07-03 | Johnson Matthey Public Limited Company | Method and apparatus for filtering partriculate matter and selective catalytic reduction of nox |
US20040098979A1 (en) * | 2002-11-21 | 2004-05-27 | Hammerle Robert Henry | Exhaust gas aftertreatment systems |
JP2006009606A (ja) * | 2004-06-23 | 2006-01-12 | Hino Motors Ltd | 還元剤供給装置 |
WO2006008625A1 (en) * | 2004-07-14 | 2006-01-26 | Eaton Corporation | Hybrid catalyst system for exhaust emissions reduction |
JP2008506881A (ja) * | 2004-07-14 | 2008-03-06 | イートン コーポレーション | 排気放出削減用のハイブリッド触媒システム |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013519842A (ja) * | 2010-02-17 | 2013-05-30 | テンネコ・オートモティブ・オペレーティング・カンパニー・インコーポレイテッド | 乗り物搭載窒素酸化物後処理システム |
Also Published As
Publication number | Publication date |
---|---|
KR101399049B1 (ko) | 2014-05-27 |
JP2014238095A (ja) | 2014-12-18 |
US20080087008A1 (en) | 2008-04-17 |
BRPI0719237A2 (pt) | 2014-04-29 |
CN101573512A (zh) | 2009-11-04 |
EP2078141A4 (en) | 2010-12-01 |
US8109077B2 (en) | 2012-02-07 |
MX2009003860A (es) | 2009-05-25 |
WO2008045499A3 (en) | 2008-11-27 |
EP2078141B1 (en) | 2015-12-09 |
JP2013083269A (ja) | 2013-05-09 |
CN101573512B (zh) | 2013-03-06 |
EP2078141A2 (en) | 2009-07-15 |
KR20090077912A (ko) | 2009-07-16 |
CA2666333A1 (en) | 2008-04-17 |
WO2008045499A2 (en) | 2008-04-17 |
CA2666333C (en) | 2015-01-27 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP2014238095A (ja) | ディーゼル排出物質を減少させるためのデュアルインジェクタ装置 | |
JP6114305B2 (ja) | 排気後処理システム及びそのシステムを操作する方法 | |
EP3604757B1 (en) | Controller, system and method for mitigating diesel exhaust fluid deposits and associated conditions | |
US8359833B2 (en) | Method for introducing a reductant into an exhaust stream | |
US9061245B2 (en) | Method for reducing nitrogen oxides in diesel-engine exhaust gases and exhaust gas aftertreatment system for carrying out the method | |
US8756917B2 (en) | Control apparatus for temperature excursions within an exhaust gas treatment system | |
CN102434258B (zh) | 用于内燃发动机的废气处理系统 | |
KR20060069355A (ko) | 환원제 첨가 조절 방법 | |
CN102191975A (zh) | 用于排气后处理的气体/液体混合装置 | |
CN101035968A (zh) | 柴油机废气后处理装置再生系统 | |
CN101985893A (zh) | 排气处理系统 | |
KR20150018796A (ko) | 커먼 레일식 환원제 분사 시스템 | |
US20130067890A1 (en) | Method of optimizing operating costs of an internal combustion engine | |
KR20130058449A (ko) | 차량의 요소수 분사량 제어장치 및 방법 | |
EP3150816B1 (en) | A method for injecting reductant into an exhaust gas of a power system using an oscillating supply pressures | |
US11421572B2 (en) | Exhaust gas aftertreatment system with a selective catalytic reduction catalyst member upstream of a particulate filter | |
CN107725156A (zh) | 用于控制检测和清洁柴油机排气流体喷射器沉积物的系统和方法 | |
CN102758668B (zh) | 用于微粒过滤器的再生方法和系统 | |
KR101048120B1 (ko) | 디젤엔진 배기가스 저감 시스템 | |
Brück et al. | NOx aftertreatment for passenger cars and heavy duty truck applications for EU 6 and EUVI/US2010 legislation | |
CN107013286A (zh) | 一种柴油机dpf排气管燃油和空气预混合喷射装置 | |
JP2016075266A (ja) | 内燃機関の浄化液噴射システム、内燃機関及び内燃機関の浄化液噴射方法 | |
EP2142769A2 (en) | A system and method for purifying exhaust gas for a diesel vehicle using fuel borne catalyst |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20100520 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20120125 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20120126 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20120420 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20121031 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20130128 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20130724 |
|
A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20140423 |